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8011A Aluminum vs. Grade 6 Titanium

8011A aluminum belongs to the aluminum alloys classification, while grade 6 titanium belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 8011A aluminum and the bottom bar is grade 6 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
100
Elongation at Break, % 1.7 to 28
11
Fatigue Strength, MPa 33 to 76
290
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
39
Tensile Strength: Ultimate (UTS), MPa 100 to 180
890
Tensile Strength: Yield (Proof), MPa 34 to 170
840

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 170
310
Melting Completion (Liquidus), °C 650
1580
Melting Onset (Solidus), °C 630
1530
Specific Heat Capacity, J/kg-K 900
550
Thermal Conductivity, W/m-K 210
7.8
Thermal Expansion, µm/m-K 23
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
1.2
Electrical Conductivity: Equal Weight (Specific), % IACS 180
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
36
Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 8.2
30
Embodied Energy, MJ/kg 150
480
Embodied Water, L/kg 1180
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.0 to 22
92
Resilience: Unit (Modulus of Resilience), kJ/m3 8.2 to 200
3390
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
35
Strength to Weight: Axial, points 11 to 18
55
Strength to Weight: Bending, points 18 to 26
46
Thermal Diffusivity, mm2/s 86
3.2
Thermal Shock Resistance, points 4.6 to 8.1
65

Alloy Composition


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Aluminum (Al), % 97.5 to 99.1
4.0 to 6.0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.1
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0.5 to 1.0
0 to 0.5
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.1
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.2
Silicon (Si), % 0.4 to 0.8
0
Tin (Sn), % 0
2.0 to 3.0
Titanium (Ti), % 0 to 0.050
89.8 to 94
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.15
0 to 0.4